機器
accuracy
automated
business
cnc
construction
cut
cutter
cutting
detail
engineer
engineering
equipment
factory
heavy
industrial
industry
iron
job
labor
laborer
lathe
machinery
machining
man
manufacture
manufacturing
mechanical
metal
metalwork
metalworking
mill
milling
modern
plant
precision
process
processing
production
safety
steel
technology
tool
turning
welding
work
worker
workpiece
workplace
workshop